Warwickshire Police are keen to trace the occupants of a black Skoda with tinted windows that was parked on Barr Lane, Brinklow, between 4pm and 5pm on Sunday April 12.
Two teenage boys were supplied an unknown substance by the occupants of the Skoda and were then taken ill.
As a precaution both boys attended hospital but were released a short time later.
This was an isolated incident and Police were quickly on the scene.
Police want to thank the people who came to the assistance of the boys and reported the incident.
Officers would like to encourage parents to speak to their children with regards to stranger danger and point out the risks associated with taking substances.